<template>
  <div id="app">
    <h1>根组件 {{ $store.state.totalCount}}</h1>
    <h2>{{ title }}</h2>
    <input type="text">
    <Son1></Son1>
    <hr>
    <Son2></Son2>
  </div>
</template>

<script>
import Son1 from './components/Son1.vue'
import Son2 from './components/Son2.vue'
import { mapState } from 'vuex'

export default {
  name: 'app',
  components: {
    Son1,
    Son2
  },
  data: function () {
    return {

    }
  },
  computed: {
    ...mapState(['totalCount', 'title'])
  }
}
</script>

<style>
  #app {
    width: 600px;
    margin: 20px auto;
    border: 3px solid #ccc;
    border-radius: 3px;
    padding: 10px;
  }
</style>
